Αντιγράφουμε στο μπλε τετράδιο τις παρακάτω πράξεις και τις λύνουμε:
20 + 4 = 27 - 7 = 20 13 - 9 =
20 + 7 = 38 - 8 = 30 12 - 6 =
30 + 9 = 39 - 9 = 10 - 5 =
30 + 8 = 24 - 4 = 16 - 9 =
40 + 3 = 13 - 3 = 18 - 9 =
40 + 5 = 18 - 8 = 11 - 5 =
50 + 2 = 45 - 5 = 15 - 8 =
50 + 1 = 56 - 6 = 17 - 9 =
Καλή επιτυχία!!
20 + 4 = 27 - 7 = 20 13 - 9 =
20 + 7 = 38 - 8 = 30 12 - 6 =
30 + 9 = 39 - 9 = 10 - 5 =
30 + 8 = 24 - 4 = 16 - 9 =
40 + 3 = 13 - 3 = 18 - 9 =
40 + 5 = 18 - 8 = 11 - 5 =
50 + 2 = 45 - 5 = 15 - 8 =
50 + 1 = 56 - 6 = 17 - 9 =
Καλή επιτυχία!!
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